desktop: setup passphrase during onboarding (#2987)

* desktop: setup passphrase during onboarding

* updated logic

* removed unused code

* button and starting chat action

* better

* removed debug code

* fallback

* focusing and moving focus on desktop text fields

* different logic

* removed unused variable

* divided logic in two functions

* enabled keyboard enter

* rollback when db deleted by hand on desktop

* update texts, font size

* stopping chat before other actions

---------

Co-authored-by: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com>

apps/multiplatform/android/src/main/java/chat/simplex/app/SimplexApp.kt

@@ -71,7 +71,7 @@ class SimplexApp: Application(), LifecycleEventObserver {
         }
         Lifecycle.Event.ON_RESUME -> {
           isAppOnForeground = true
-          if (chatModel.onboardingStage.value == OnboardingStage.OnboardingComplete) {
+          if (chatModel.controller.appPrefs.onboardingStage.get() == OnboardingStage.OnboardingComplete) {
             SimplexService.showBackgroundServiceNoticeIfNeeded()
           }
           /**
@@ -80,7 +80,7 @@ class SimplexApp: Application(), LifecycleEventObserver {
            * It can happen when app was started and a user enables battery optimization while app in background
            * */
           if (chatModel.chatRunning.value != false &&
-            chatModel.onboardingStage.value == OnboardingStage.OnboardingComplete &&
+            chatModel.controller.appPrefs.onboardingStage.get() == OnboardingStage.OnboardingComplete &&
             appPrefs.notificationsMode.get() == NotificationsMode.SERVICE
           ) {
             SimplexService.start()
@@ -191,7 +191,7 @@ class SimplexApp: Application(), LifecycleEventObserver {
 
       override fun androidChatInitializedAndStarted() {
         // Prevents from showing "Enable notifications" alert when onboarding wasn't complete yet
-        if (chatModel.onboardingStage.value == OnboardingStage.OnboardingComplete) {
+        if (chatModel.controller.appPrefs.onboardingStage.get() == OnboardingStage.OnboardingComplete) {
           SimplexService.showBackgroundServiceNoticeIfNeeded()
           if (appPrefs.notificationsMode.get() == NotificationsMode.SERVICE)
             withBGApi {